Maximum Gibbitude Version 2 addon

This version adds the following changes to Maximum Gibbitude for a more enjoyable experience:

- Increased the lighting of MOST maps. Some maps are still dark for aesthetic.

- Map 30 boss removed and replaced with standard Doom 2 Icon Of Sin level, may change in the future

- Lowered Enemy count in later levels to make them easier

- Rearranged some weapon placements to make levels easier

- Replaced some enemies in levels to make progression smoother